Michael Trimarco worked from 1992 until 1995 as an Analyst at GE Capital. For a few years following this position, Michael Trimarco worked as an Associate at Lehman Brothers. It was in July of 1999 that Michael Trimarco founded a company which he would serve as Chief Executive Officer of until June of 2001. The company Trimarco founded was called VitalLink, Inc. He eventually became Senior Managing Director at Ipreo, which is a company that works in the Financial Services Sector in New York. He also served as a National Distributor and Consultant for nine years, from 2002 until 2011, for the Dish Network.

Michael Trimarco is today a member of the Board and the Acting Chief Financial Officer for Ribbon. Additionally, he is a Board Member of Clover Fund Solutions. Michael Trimarco is also the owner of a company called Consumer Advertising Marketing, as well as an officer at that company. Michael Trimarco is a man who wears many hats in his business pursuits. He is an entrepreneur of considerable skill. Being able to obtain his Masters of Business Administration from the best business school in the world, Harvard Business College, certainly helped him to get where he is now.